单选题 Researchers produced evidence to support what most of us already knew--that a cup of tea is the answer to any crisis.
Dr. Malcolm Cross, a psychologist at City University London, tested the anxiety levels of a group of people following a {{U}} {{U}} 1 {{/U}} {{/U}}situation and revealed that even a single cup of tea has a {{U}} {{U}} 2 {{/U}} {{/U}}calming effect. His team gave 42 volunteers a mental arithmetic exam and {{U}} {{U}} 3 {{/U}} {{/U}}offered half of them a cup of tea and the other half a glass of water. The water group's anxiety levels soared {{U}} {{U}} 4 {{/U}} {{/U}}25 percent compared to before the task, {{U}} {{U}} 5 {{/U}} {{/U}}the tea group actually reported a four percent reduction in anxiety---despite the difficult test, they were more relaxed than when they started.
According to a survey carried out for the research, 68 percent of Britons {{U}} {{U}} 6 {{/U}} {{/U}}tea in a dilemma, making it the nation's most common response to trouble of {{U}} {{U}} 7 {{/U}} {{/U}}kind. About 60 percent said the promise of comfort and warmth was the main reason for putting the kettle on. "The {{U}} {{U}} 8 {{/U}} {{/U}}of making and drinking tea--particularly during times of stress---is at the very {{U}} {{U}} 9 {{/U}} {{/U}}of British culture," Cross said.
This study shows that the social psychological {{U}} {{U}} 10 {{/U}} {{/U}}of tea enhance the effects of its chemical make-up on our bodies and brains.